sdk/fidl/fuchsia.ultrasound/factory.fidl

// Copyright 2020 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

library fuchsia.ultrasound;

using fuchsia.media;

[Discoverable]
protocol Factory {
    /// Creates a new |fuchsia.media.AudioCapturer| that is capable of capturing audio in
    /// the ultrasonic frequency range.
    ///
    /// See |fuchsia.media.AudioCore| for more information on the operation of a
    /// |fuchsia.media.AudioCapturer|.
    CreateCapturer(request<fuchsia.media.AudioCapturer> request)
        -> (handle<clock> reference_clock, fuchsia.media.StreamType stream_type);

    /// Creates a new |fuchsia.media.AudioRenderer| that is capable of producing audio in
    /// the ultrasonic frequency range.
    ///
    /// See |fuchsia.media.AudioCore| for more information on the operation of a
    /// |fuchsia.media.AudioRenderer|.
    CreateRenderer(request<fuchsia.media.AudioRenderer> renderer)
        -> (handle<clock> reference_clock, fuchsia.media.StreamType stream_type);
};